
.clear-both{
    clear: both;
}
.float-left{
    float: left;
}
.float-right{
    float: right;

}
li{
    list-style: none;
}
span{
    font-family: '微软雅黑';
}
a{
    text-decoration: none;
}
a:hover{
    text-decoration: none;
}
.big-span{
    font-size: 24px;
}
.mid-span{
    font-size: 18px;
}

.black-sm-span{
    color: black;
    font-size: 14px;
}
.gray-sm-span{
    color: gray;
    font-size: 14px;
}
.post-content{
    text-indent: 25px;
}